Located in the Semna?n area (midway between Tehran and Khorasan), town of S?ahmirza?d its neighboring villages are home to speakers S?ahmirza?di, a vernacular sharply differing from other language types spoken but closely related Mazandarani across Alborz range north, along Caspian coast. This article studies S?ahmirza?di phonology, grammar, vocabulary, with look at cross-linguistic infl...

Aim: In recent decades, high population growth rates have increased the impact on nature. The expansion of agricultural areas and rapid appropriation land require landscape assessment systematic planning nature management mechanisms. main purpose study is to assess natural potential territory propose measures that reflect its regional ecological significance. Methodology: Caspian coastal plains...

The historical distribution of the cheetah Acinonyx jubatus extended from Africa through the Arabian Peninsula into Iran and Afghanistan. From there, the range continued eastwards to Pakistan and India, and northeast through Central Asia: Uzbekistan, Kazakhstan and Turkmenistan (Nowell & Jackson 1996). During the Middle Ages, cheetahs also occurred to the west of the Caspian Sea, in Transcaucas...

Concentration of heavy metals in different tissues (muscle, liver, gonad, skin, kidney) Roach (Rutilus rutilus caspicus) Guilan coasts the Caspian Sea

In paper based on the results of previous studies and latest investigations of mud volcanoes in the South Caspian basin the depth occurrence of fluid, mud and rocks are calculated and modeled. Major factors causing formation of diapirism/mud volcanism in the South Caspian basin are Pliocene-Quaternary high sedimentation rates (up to 3 km/my), super thick sedimentary cover (up to 25 30 km), pred...

Sturgeons (Order Acipenseriformes) represent an extremely valuable natural resource that is now facing depletion. In the current study we evaluate if the traditional classification in subspecies of Acipenser gueldenstaedtii, Acipenser stellatus and Huso huso, endemic to Ponto-Caspian region is sustained by molecular analysis and if these represent Evolutionary Significant Units (ESUs) that shou...

It is estimated that 90% of sewage in cities in developing countries are today discharged untreated into water bodies. The physical, biological, chemical and geologic interactions among different components of the environment that occur within a wetland. Anzali wetland complex is a good example of a natural wetland, characteristic of the South Caspian lowlands. It supports an extremely diverse ...